Sold by the metre exactly to the metre: NYM-J 7x1.5 mm² (mm2) sheathed cable - installation cable - grey - selection in 1 metre increments - example: 5 m - 10 m -
2.1 mm x 5.5 mm DC Connection Cable Male to Male Power Cable 5 m: Amazon.de: DIY & Tools
Amazon.com: TRENDnet VDV and USB Cable Tester, TC-NT3 : Everything Else